• driver programming (Windows, Linux)
    • Assembler
    • C/C++
  • application development (Windows, Linux, MacOS X)
    • Assembler
    • C/C++
    • C#
    • Java
  • web frontend and backend solutions
    • HTML
    • CSS
    • JavaScript
    • Perl
    • PHP
    • SQL
    • online shops (osCommerce, TYPO3)
    • CMS (TYPO3)
  • system administration (Windows, Linux)
    • networks (Linux/Windows/Mac)
    • security aspects (Linux/Windows)
    • web interface (Linux/Windows, Apache, SQL, PHP)
    • data backup, automating
    • central resource management
    • ERP, CRM, online shops
  • teaching in private and business domains, seminars for both, beginners and professionals
    • Windows
    • Linux
    • MS Office
    • website creation
    • software development (C/C++, C#, Java)
    • MS Visual Studio
    • Eclipse (Java)
    • databases